
import java.util.Scanner;

/*
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/**
 *
 * @author Alvaro
 */
public class Solution {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        Scanner escaner = new Scanner(System.in);
        
        while (escaner.hasNext()){
            System.out.println(escaner.nextInt());
        }
    }
}
